1. Open the keep software and select the required exercise mode, as shown in the following figure:

2. Click below to start training, as shown in the figure below:

3. Click on the symbols of three points in the upper right corner, as shown in the figure below:

4. Then a voice-guided volume bar will pop up. Move to the left to turn off the sound, as shown in the figure below:

5. After sliding to the left, turn off the guide tone, as shown in the figure below: